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Finding the Fourth Proportional to 32,584.82, 44,988.82 and 21,970.58

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Solution

The fourth proportional to 32,584.82, 44,988.82 and 21,970.58 is: 30,334.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,584.82 : 44,988.82 = 21,970.58 : x
  2. Step 2: Convert to fraction form
    32,584.82/44,988.82 = 21,970.58/x
  3. Step 3: Cross multiply
    32,584.82x = 44,988.82 × 21,970.58
  4. Step 4: Simplify right side
    32,584.82x = 988,430,189.05
  5. Step 5: Solve for x
    x = 988,430,189.05/32,584.82
  6. Step 6: Final answer
    x = 30,334.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.